A Hotel Chain Is Trying to Encourage Its Customers to Reduce

Multiple Choice

A hotel chain is trying to encourage its customers to reduce their water usage during their stays. How could the chain use a commitment to reduce water usage?

A) have all guests sign a form at check-in pledging to reduce water usage
B) install sinks that stop running after one minute of use
C) post signs in the room reminding people to use less water
D) install a gauge measuring water usage